To Say

Recording by John Hartford.

Recording identifiers

ISRC
USRC17007987
CopyrightID (CopyrightChains transaction hash)
0x4951cee23ad3a1b0b90a93f28497e665133d90f7c1640ec79f993d7cf917896b
Copyright registration time
2026-07-07T04:09:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8221704c9daf44e7e7dc08f19862216b6e26f1d387115a0a44d067402af6bb90

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.